Fig. 6From: Vitamin D receptor (VDR) gene FokI, BsmI, ApaI, and TaqI polymorphisms and osteoporosis risk: a meta-analysisFunnel plots for FokI. a Precision by log odds ratio. b Standard error by log odds ratio for BsmI. c Precision by log odds ratio. d Standard error by log odds ratio for ApaI. e Precision by log odds ratio. f Standard error by log odds ratio for TaqI. g Precision by log odds ratio. h Standard error by log odds ratioBack to article page